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Reagent strip testing urine for significant bacteriuria in a urodynamic clinic
1Department of Urological Gynaecology, St Mary's Hospital, Manchester, UK.
British Journal of Urology
|July 1, 1995
Summary
Urine reagent strips effectively screen for significant bacteriuria in patients undergoing urodynamic assessment. Negative results mean urine cultures are unnecessary, saving time and resources.
Area of Science:
- Urology
- Clinical Microbiology
- Diagnostic Medicine
Background:
- Urinary tract infections (UTIs) are common, especially in patients undergoing urodynamic assessment.
- Accurate and rapid detection of bacteriuria is crucial for appropriate patient management.
Purpose of the Study:
- To evaluate the diagnostic accuracy of two urine reagent strips for detecting significant bacteriuria.
- To assess the utility of reagent strips in a specific patient population undergoing urodynamic testing.
Main Methods:
- A prospective study involving 400 patients undergoing urodynamic assessment.
- Urine samples were tested using routine diagnostic methods including nitrite, leucocyte, and protein reagent strips.
- Comparison with standard urine culture results.
Main Results:
- The reagent strips for leucocytes and nitrite demonstrated high specificity (99.5%).
- Significant bacteriuria was detected in 7% (n=28) of the study population.
- High negative predictive value indicated the reliability of negative strip tests.
Conclusions:
- Reagent strip testing is a cost-effective and rapid method for screening urinary tract infections.
- Negative results from these strips can reliably rule out significant bacteriuria, obviating the need for urine cultures.
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